Fastening structure of signal connector

ABSTRACT

The present invention relates to a fastening structure of signal connector, comprises: a connector main body, which is a round-column shaped member, an insert orifice is provided on a top end of the connector main body and a signal terminal is provided in the connector main body, a middle portion of the connector main body has a combining ring-shaped surface, a positioning slot is provided on the combining ring-shaped surface, a bottom portion of the connector main body is provided with a positioning section; the connector main body is passed through a through hole preset on a base seat of an electronic equipment and the positioning section thereof is connected to a jointing section provided at a bottom end of the through hole; and a latching ring, an arched connecting sheet is provided between a top ring member and a bottom ring member for connection, and the latching ring is sleeved on the combining ring-shaped surface via the top end of the connector main body, so the bottom end of the bottom ring member is against the base seat and the connecting sheet is positioned in the positioning slot; when the top ring member is punched and downwardly moved, the connecting sheet is compressed and deformed and is latched in the positioning slot, so the connector main body is stably and tightly fastened on the base seat.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to a signal connector, more particularlyto a fastening structure of signal connector.

2. Description of Related Art

A signal connector is a necessary unit for an electronic equipment forsignal inputting/outputting, the electronic equipment, e.g. a coaxialcable distributor, or a multitap, or a splitter, a signal amplifier, ora direction coupler module having functions of signal distributing,coupling and amplifying, is often provided at outdoors, so rainwateroften penetrates into the signal connector and this may cause poorsignal receiving efficiency.

As shown in FIG. 1, which is a schematic view of a signal connector of aconventional coaxial cable, the signal connector passes through a baseseat, and the portion of the signal connector provided above thelocation where the base seat is provided has a thread section 101, so anut 102 can be screw-fitted via the thread section 101, the signalconnector is therefore fastened on the base seat 20 for connecting witha joint of an end section of a coaxial cable so as to obtain anelectrical connection. For providing a waterproof function, a waterprooflining ring (not shown) is often provided on the signal connector 10;because the whole portion of the signal connector 10 is provided withthread, the waterproof lining ring is not able to be tightly provided onthe surface of the column member of the signal connector, a poorwaterproof effect is therefore occurred.

To overcome the disadvantages that the fastening structure of thedescribed signal connector has a poor waterproof effect, skilled peoplein the arts have developed various fastening structures for fasteningsignal connectors and electronic equipments, as shown in FIG. 2, a topportion of a signal connector 30 has a thread section 301, a middleportion thereof has a plane ring-shaped surface 302, and a blocking ring303 is radially and protrudingly provided below the plane ring-shapedsurface 302, a bottom portion of the signal connector 30 has anotherthread section 304 for being directly screw-fitted in a thread hole 201of a base seat 20. A function provided by the plane ring-shaped surface302 is that a waterproof lining ring can be tightly provided thereon anda better waterproof effect is obtained. But the signal connector 30 isfastened on the base seat 20 by the thread section 304 provided at thebottom portion of the signal connector 30, an operation of reverserotation is capable of letting the signal connector 30 and the base seat20 be separated from each other, therefore the fastening structureprovided is not efficient and practical.

Referring to FIG. 3, which is a schematic view of a signal connector ofanother embodiment, the structure is substantially the same as thestructure of the signal connector shown in FIG. 2, in other words a topportion of a signal connector 40 has a thread section 401, a middleportion thereof has a plane ring-shaped surface 402, a blocking ring 403is radially and protrudingly provided below the plane ring-shapedsurface 402, a mounting section 404 having an outer diameter larger thanthat of a sheet hole 202 of the base seat 20 is extendedly providedbelow the blocking ring 403, the mounting section 404 of the signalconnector 40 is mounted in the sheet hole 202 of the base seat 20 by atightening means for fastening. But the tightening status can be loosedvia applying an external force, the signal connector 40 and the baseseat 20 are separated, so the tightening fastening means provided isalso not efficient and practical.

SUMMARY OF THE INVENTION

The applicant of the present invention has devoted himself to theelectronic equipment industry for years, especially to design andcommercially distribute coaxial cable splitters, multitaps, signalamplifiers, directional coupler modules, with a hope to overcomedisadvantages of poor connecting efficiency of a fastening structure ofa signal connector that causes the signal connector and the electronicequipment can be separated via an external force; after try and error,the present invention “Fastening structure of signal connector” isprovided.

One object of the present invention is to provide a fastening structureof signal connector having a stable and tight connection.

Another object of the present invention is to provide a fasteningstructure of signal connector which is simple in structure and aninstallation of a waterproof lining ring on the signal connector is noteffected.

For achieving the objects mentioned above, one solution provided by thepresent invention is to provide a fastening structure of signalconnector, comprises: a connector main body, which is a round-columnshaped member, an insert orifice is provided on a top end of theconnector main body and a signal terminal is provided in the connectormain body, a middle portion of the connector main body has a combiningring-shaped surface, a positioning slot is provided on the combiningring-shaped surface, a bottom portion of the connector main body isprovided with a positioning section; the connector main body is passedthrough a through hole preset on a base seat of an electronic equipmentand the positioning section thereof is connected to a jointing sectionprovided at a bottom end of the through hole; and a latching ring, anarched connecting sheet is provided between a top ring member and abottom ring member for connection, and the latching ring is sleeved onthe combining ring-shaped surface via the top end of the connector mainbody, so the bottom end of the bottom ring member is against the baseseat and the connecting sheet is positioned in the positioning slot;when the top ring member is punched and downwardly moved, the connectingsheet is compressed and deformed and is latched in the positioning slot,so the connector main body is stably and tightly fastened on the baseseat.

Another solution provided by the present invention is to provide afastening structure of signal connector, comprises: a connector mainbody, which is a round-column shaped member, two ends thereof arerespectively provided with an insert orifice and respectively providedwith a signal terminal in the connector main body, a top portion of theconnector main body has a thread section, a middle portion of theconnector main body has a combining ring-shaped surface, and apositioning slot is provided on the combining ring-shaped surface, apositioning section and an extended second thread section are insequence provided below the positioning slot; the connector main body ispassed through a through hole preset on a base seat of an electronicequipment and the positioning section thereof is against the base seat;and a latching ring, an arched connecting sheet is provided between atop ring member and a bottom ring member for connection, and thelatching ring is sleeved on the combining ring-shaped surface via thetop end of the connector main body, so the bottom end of the bottom ringmember is against the base seat and the connecting sheet is positionedin the positioning slot; when the top ring member is punched anddownwardly moved, the connecting sheet is compressed and deformed and islatched in the positioning slot, so the connector main body is stablyand tightly fastened on the base seat.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic view of a conventional signal connector and anelectronic equipment;

FIG. 2 is a schematic view of a conventional signal connector and anelectronic equipment;

FIG. 3 is a schematic view of a conventional signal connector and anelectronic equipment;

FIG. 4 is a 3D exploded view of the signal connector provided by thepresent invention and an electronic equipment;

FIG. 5 is a cross sectional view of the assembly of the signal connectorand the electronic equipment shown in FIG. 4;

FIG. 6 is a cross sectional view illustrating the latching ring shown inFIG. 5 being punched then connected to the signal connector;

FIG. 7 is a 3D view illustrating the signal connector provided by thepresent invention being adopted in a coaxial cable splitter;

FIG. 8 is a 3D view illustrating the signal connector provided by thepresent invention being adopted in another coaxial cable splitter;

FIG. 9 is 3D view illustrating the signal connector provided by thepresent invention being adopted in a grounding module;

FIG. 10 is a cross sectional view illustrating the signal connectorprovided by the present invention being adopted in a grounding module.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

As shown in FIG. 4, the fastening structure of signal connector providedby the present invention is composed by a connector main body 1, alatching ring 2 and an electronic equipment 3.

The connector main body 1 is in a round-column shape, an insert orifice11 is formed on a top end of the connector main body 1, and a signalterminal 12 (shown in the FIG. 5) is provided inside the connector mainbody 1, a top portion of the connector main body 1 has a thread section13 for being connected to a joint of an end section of a coaxial cableso as to obtain an electrical connection. A middle portion of theconnector main body 1 is provided with a combing ring-shaped surface 14,a positioning slot 141 is provided on the combing ring-shaped surface14, the combining ring-shaped surface 14 is preferably designed to astepped shape, so a flange 142 having a larger outer diameter isobtained and the positioning slot 141 is disposed below the flange 142.

For positioning the connector main body 1 on a base seat 31 of theelectronic equipment 3, a bottom portion of the connector main body 1 isradially and protrudingly provided with a positioning section 15, asshown in FIG. 4, the positioning section 15 is in a geometric shape,e.g. a hexagonal block member. When being assembled, a jointing section312 having a shape corresponding to the shape of the positioning section15 is provided at a bottom end of a through hole 311 of the base seat31, e.g. a hexagonal rib member, then the connector main body 1 ispassed through the through hole 311 provided at the bottom end of thebase seat 31, so the positioning section 15 is provided on the jointingsection 312 and a temporary positioning is obtained.

The latching ring 2 is a ring-shaped member, an arched connecting sheet23 is provided between a top ring member 21 and a bottom ring member 22for connection. As shown in FIG. 5, when being assembled, the latchingring 2 is sleeved in via the top end of the connector main body 1, thelatching ring 2 is provided on the combing ring-shaped surface 14 due tothe base seat 31, so the bottom end of the bottom ring member 22 isprovided against the base seat 31, and the connecting sheet 23 ispositioned in the positioning slot 141.

Referring to FIG. 6, if the latching ring 2 is desired to be connectedto the connector main body 1, the top ring member 21 is longitudinallypunched by a jig so the top ring member 21 is downwardly moved, theconnecting sheet 23 is compressed and deformed so a protruding tenon isinwardly defined and latched in the positioning slot 141, so theconnector main body 1 can be stably and tightly fastened on the baseseat 31 of the electronic equipment 3 and can not be easily released, soan object of stable and tight fastening is achieved.

For providing a foolproof function to the described latching ring 2, theinner diameter of the top ring member 21 is smaller than the outerdiameter of the flange 142 of the combing ring-shaped surface 14, sowhen an insert operation is wrong, the top ring member 21 is against theflange 142 and is not able to be further downwardly moved. A tiltsurface 211 is formed at the periphery of the top end of the top ringmember 21 and is served as an assembling indication.

As shown in FIG. 7 and FIG. 8, which are schematic views of plural ofthe signal connectors 1 being assembled on the electronic equipment 3,e.g. a four-way coaxial cable splitter, via the latching rings 2; pluralthrough holes are provided on a top end of the base seat 31 of theelectronic equipment 3, so each of the signal connectors 1 can be passedthrough and positioned, then each of the latching rings 2 isrespectively sleeved on each of the corresponding combing ring-shapedsurfaces 14 of the signal connectors 1 with respect to an assemblingdirection, then the electronic equipment 3 is disposed on a jig and eachof the latching rings 2 is synchronizely punched, so each of theconnecting sheets 23 of the latching rings 2 is deformed and is latchedin the positioning slots 141, each of the signal connectors 1 istherefore fastened on the base seat 31 and is not easy to be separated.

As shown in FIG. 9 and FIG. 10, which are schematic views illustratingthe signal connector 1 provided by the present invention being connectedto another electronic equipment 3, e.g. a grounding module, the signalconnector 1 is a round-column shaped member, two ends thereof arerespectively provided with an insert orifice 11 and a signal terminal 12is respectively provided inside the connector main body 1, a top portionof the signal connector 1 has a thread section 13, a middle portion ofthe signal connector 1 has a combining ring-shaped surface 14, and apositioning slot 141 is provided on the combining ring-shaped surface14, the other end of the signal connector 1 is in sequence provided witha positioning section 15 and a second thread section 16 that isdownwardly extended, so the signal connector is served as a transitconnector.

The features of the present invention are: the combining ring-shapedsurface of the signal connector can be served to tightly connect with awaterproof lining ring so a waterproof effect is obtained; and theconnecting sheet of the latching ring can be latched in the positioningslot via a means of compressing deformation, so the signal connector isable to be fastened on the base seat of the electronic equipment, theconnector main body is not easy to be released from the base seat unlessan external force is applied to break the latching ring, sodisadvantages of a conventional signal connector of being easy to beseparated from an electronic equipment is improved.

It is to be understood, however, that even though numerouscharacteristics and advantages of the present embodiments have been setforth in the foregoing description, together with details of thestructures and functions of the embodiments, the disclosure isillustrative only, and changes may be made in detail, especially inmatters of shape, size, and arrangement of parts within the principlesof the invention to the full extent indicated by the broad generalmeaning of the terms in which the appended claims are expressed.

1. A fastening structure of signal connector, comprises: a connectormain body, which is a round-column shaped member, an insert orifice isprovided on a top end of the connector main body, a middle portion ofthe connector main body has a combining ring-shaped surface, apositioning slot is provided on the combining ring-shaped surface, abottom portion of the connector main body is provided with a positioningsection; the connector main body is passed through a through hole preseton a base seat of an electronic equipment and the positioning sectionthereof is connected to a jointing section provided at a bottom end ofthe through hole; and a latching ring, an arched connecting sheet isprovided between a top ring member and a bottom ring member forconnection, and the latching ring is sleeved on the combiningring-shaped surface via the top end of the connector main body, so thebottom end of the bottom ring member is against the base seat and theconnecting sheet is positioned in the positioning slot; when the topring member is punched and downwardly moved, the connecting sheet iscompressed and deformed and is latched in the positioning slot, so theconnector main body is stably and tightly fastened on the base seat. 2.The fastening structure of signal connector as claimed in claim 1,wherein a top portion of the connector main body has a thread section.3. The fastening structure of signal connector as claimed in claim 1,wherein the combining ring-shaped surface is in a stepped shape, so aflange having a larger diameter is obtained, and the positioning slot isprovided below the flange; and the inner diameter of the top ring memberof the latching ring is smaller than the outer diameter of the flange.4. The fastening structure of signal connector as claimed in claim 1,wherein a tilt surface is formed on the periphery of the top end of thetop ring member.
 5. The fastening structure of signal connector asclaimed in claim 3, wherein a tilt surface is formed on the periphery ofthe top end of the top ring member.
 6. The fastening structure of signalconnector as claimed in claim 1, wherein the positioning section is ablock member having a geometric shape, and the jointing section is a ribmember having a shape corresponding to the shape of the positioningslot.
 7. The fastening structure of signal connector as claimed in claim1, wherein the electronic equipment is a coaxial cable distributor, or amultitap, or a splitter, or a signal amplifier, or a direction couplermodule.
 8. A fastening structure of signal connector, comprises: aconnector main body, which is a round-column shaped member, two endsthereof are respectively provided with an insert orifice andrespectively provided with a signal terminal in the connector main body,a top portion of the connector main body has a thread section, a middleportion of the connector main body has a combining ring-shaped surface,and a positioning slot is provided on the combining ring-shaped surface,a positioning section and an extended second thread section are insequence provided below the positioning slot; the connector main body ispassed through a through hole preset on a base seat of an electronicequipment and the positioning section is against the base seat; and alatching ring, an arched connecting sheet is provided between a top ringmember and a bottom ring member for connection, and the latching ring issleeved on the combining ring-shaped surface via the top end of theconnector main body, so the bottom end of the bottom ring member isagainst the base seat and the connecting sheet is positioned in thepositioning slot; when the top ring member is punched and downwardlymoved, the connecting sheet is compressed and deformed and is latched inthe positioning slot, so the connector main body is stably and tightlyfastened on the base seat.
 9. The fastening structure of signalconnector as claimed in claim 8, wherein the combining ring-shapedsurface is in a stepped shape, so a flange having a larger diameter isobtained, and the positioning slot is provided below the flange; and theinner diameter of the top ring member of the latching ring is smallerthan the outer diameter of the flange.
 10. The fastening structure ofsignal connector as claimed in claim 8, wherein a tilt surface is formedon the periphery of the top end of the top ring member.
 11. Thefastening structure of signal connector as claimed in claim 9, wherein atilt surface is formed on the periphery of the top end of the top ringmember.
 12. The fastening structure of signal connector as claimed inclaim 8, wherein the positioning section is a block member having ageometric shape.
 13. The fastening structure of signal connector asclaimed in claim 8, wherein the electronic equipment is a groundingmodule.